ARLINGTON, July 19, 2018 – Rosetta Stone Inc. (NYSE:RST), a world leader in technology-based learning solutions, today announced it will report its second quarter 2018 financial results, for the period ended June 30, 2018, after the U.S. financial markets close on Thursday, August 2. In conjunction with that report, the Rosetta Stone management team will host a conference call at 5:00 p.m. ET on August 2 to discuss the Company's results and business outlook.

Investors may dial into the live conference call using 1-201-689-8470 (toll / international) or 1-877-407-9039 (toll-free). A live webcast will also be available in the investor relations section of the Company's website at http://investors.rosettastone.com. A replay will be made available soon after the live conference call is completed and will remain available until midnight on August 9. Investors may dial into the replay using 1-412-317-6671 and passcode 13681500.

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About Rosetta Stone Inc.Rosetta Stone Inc. (NYSE: RST) is dedicated to changing people’s lives through the power of language and literacy education. The company’s innovative digital solutions drive positive learning outcomes for the inspired learner at home or in schools and workplaces around the world.

Founded in 1992, Rosetta Stone’s language division uses cloud-based solutions to help all types of learners read, write, and speak more than 30 languages. Lexia Learning, Rosetta Stone's literacy education division, was founded more than 30 years ago and is a leader in the literacy education space. Today, Lexia helps students build fundamental reading skills through its rigorously researched, independently evaluated, and widely respected instruction and assessment programs.

For more information, visit www.rosettastone.com. “Rosetta Stone” is a registered trademark or trademark of Rosetta Stone Ltd. in the United States and other countries.

"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Statements in this press release regarding Rosetta Stone PR's business which are not historical facts are "forward-looking statements" that involve risks and uncertainties. For a discussion of such risks and uncertainties, which could cause actual results to differ from those contained in the forward-looking statements, see "Risk Factors" in the Company's Annual Report or Form 10-K for the most recently ended fiscal year.